* GPL HEADER END
*/
/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*/
/*
struct interval_node *in_left;
struct interval_node *in_right;
struct interval_node *in_parent;
- __u8 in_color;
- __u8 res1[7]; /* tags, 8-bytes aligned */
+ unsigned in_color:1,
+ in_intree:1, /** set if the node is in tree */
+ in_res1:30;
+ __u8 in_res2[4]; /** tags, 8-bytes aligned */
__u64 in_max_high;
struct interval_node_extent {
__u64 start;
INTERVAL_ITER_STOP = 2
};
+static inline int interval_is_intree(struct interval_node *node)
+{
+ return node->in_intree == 1;
+}
+
static inline __u64 interval_low(struct interval_node *node)
{
return node->in_extent.start;